V2EX assortative

Assortative

Definition / 释义

assortative(形容词):指“按相似性进行配对或聚集的;倾向于与相似对象匹配的”。最常见于assortative mating(择同交配/同类交配),即个体更可能与特征相近的个体结成伴侣(如教育程度、身高、族群或某些性格特征相似)。

Pronunciation / 发音

/srttv/

Examples / 例句

Many people show assortative preferences when choosing friends.
很多人在选择朋友时会表现出“择同”的偏好。

Assortative mating can increase genetic similarity within a population and may shape how certain traits spread over time.
择同交配会提高群体内部的遗传相似性,并可能影响某些性状在时间尺度上的传播方式。

Etymology / 词源

来自 assort(“分类、配对、使相配”)加形容词后缀 -ative(表示“具有……性质/倾向”)。assort 本身可追溯到法语来源,核心含义是“把相同或相配的东西放在一起”,因此 assortative 引申为“倾向于按相似性来匹配/聚集”。

Related Words / 相关词

Literary Works / 文学与著作例证

  • Ronald A. Fisher, _The Genetical Theory of Natural Selection_(1930):讨论“assortative mating(择同交配)”在进化与遗传结构中的作用。
  • **Daniel L. Hartl & Andrew G. Clark, Principles of Population Genetics**:在群体遗传学框架下使用并解释“assortative mating/assortative”相关概念。
  • **Jerry A. Coyne, Why Evolution Is True**:在介绍进化机制与繁殖隔离相关内容时,常涉及“assortative mating”等术语背景。
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